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1. Principle & object

2. Reagents

3. Apparatus & Instruments

4. Procedure (ÀåÄ¡µµ, ±â±â »ç¿ë¹ý Æ÷ÇÔ)

5. Result (¹ÝÀÀ½Ä°ú °è»ê½Ä, ¿¹»ó´ç·®Á¡ Æ÷ÇÔ)

6. Homework (°íÂû)

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1. Principle & object

Na2CO3 + 2HCl ¡æ 2NaCl + H2O + CO2¡è, NaHCO3 + HCl ¡æ NaCl + H2O + CO2¡è. ÀÌ µÎ ¹ÝÀÀÀ» ÅëÇØ ½ÇÇè¿¡¼­ ¼öÁýÇÑ µ¥ÀÌÅ͸¦ ¹ÙÅÁÀ¸·Î °¢ È­ÇÕ¹°ÀÇ ³óµµ¸¦ »êÃâÇÒ ¼ö ÀÖ´Ù. ÀÌ ½ÇÇèÀº ¶ÇÇÑ ÀϹÝÀûÀÎ ¼öÁú ºÐ¼®¿¡¼­ Áß¿äÇÑ ¿ªÇÒÀ» Çϸç, ¼öÁúÀÇ ¾ËÄ®¸®¼ºÀ» Á¤·®ÀûÀ¸·Î Æò°¡ÇÒ ¼ö ÀÖ´Â ¹æ¹ýÀÌ´Ù. ¾ËÄ®¸®¼ºÀº ¼öÁß »ýÅ°è¿Í ÀÎü °Ç°­¿¡ Áß¿äÇÑ ¿µÇâÀ» ¹ÌÄ¡¸ç, ÀûÁ¤ °á°ú´Â ȯ°æ ¸ð´ÏÅ͸µ, »ê¾÷ °øÁ¤ Á¦¾î ¹× ¼öó¸® ½Ã½ºÅÛÀÇ È¿À²¼ºÀ» Æò°¡ÇÏ´Â µ¥ Áß¿äÇÑ Á¤º¸¸¦ Á¦°øÇÑ´Ù. µû¶ó¼­ ÀÌ ½ÇÇèÀ» ÅëÇØ ¾ò¾îÁø °á°ú´Â ½ÇÁ¦ ȯ°æ¿¡¼­ÀÇ Åº»ê¿° ¹× ¼ö¼Òź»ê¿°ÀÇ ³óµµ¸¦ À¯ÃßÇÏ´Â µ¥ À¯¿ëÇϸç, ³ª¾Æ°¡ ´Ù¾çÇÑ ºÐ¾ß¿¡¼­ÀÇ Àû¿ë °¡´É¼ºÀ» Á¦½ÃÇÑ´Ù. ½ÇÇè °á°úÀÇ Á¤È®¼ºÀ» È®º¸Çϱâ À§Çؼ­´Â ½ÇÇè ±â¹ýÀÇ Á¤¹Ðµµ¿Í ¹Ýº¹¼ºÀ» °í·ÁÇØ¾ß Çϸç, Ç°Áú °ü¸® ¹× ¾ÈÀüÇÑ ½ÇÇè ȯ°æÀÌ ÇʼöÀûÀÌ´Ù.

2. Reagents

ÀÌ ½ÇÇè¿¡¼­ »ç¿ëµÇ´Â ½Ã¾àÀº °¢°¢ÀÇ ¹ÝÀÀ°ú ºÐ¼®¿¡¼­ Áß¿äÇÑ ¿ªÇÒÀ» ÇÑ´Ù. ¸ÕÀú, °áÁ¤¼º ³ªÆ®·ý ź»ê¿°(Na2COÀº ÁÖ·Î »ùÇÿ¡¼­ÀÇ ÁÖ¿ä ¾ËÄ®¸® ¼ººÐÀ» Á¦°øÇÑ´Ù. ÀÌ È­ÇÕ¹°Àº ¼ö¿ë¼ºÀ̸ç, ¹°¿¡ Àß ³ì¾Æ ¾ËÄ®¸®¼ºÀ» ¶ì¸é¼­ pH °ªÀ» ¿µÇâÀ» ¹ÌÄ£´Ù. ³ªÆ®·ý ź¡¦(»ý·«)


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Update : 2024-09-29
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A£«   ¸¸Á¡   È­ÇнÇÇè   Determination   sodium   carbonate   hydrogen   in   sample   ºÐ¼®È­ÇнÇÇè  


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